Frost dates for Harrison, Arkansas
In a typical year, Harrison’s last spring frost lands around Mar 22 and the first fall frost around Nov 9, a growing season of about 232 days. These are odds drawn from 30-year NOAA climate normals, not a promise. USDA zone 7b.
Right now the growing season is open, with about 15 days until the typical first fall frost.
| Odds | Last spring frost | First fall frost |
|---|---|---|
| 10 percent | Mar 1 | Oct 25 |
| 50 percent | Mar 22 | Nov 9 |
| 90 percent | Apr 8 | Nov 28 |
A 10 percent year is an early year, a 90 percent year a late one. Frost-sensitive planting usually waits for the 90 percent side of the last-frost band.
Soil in Harrison is typically around 58°F at 4 inches this time of year, estimated from the last two weeks of normal air temperatures.
Plantable now in Harrison
- Garlic (Music)
Timing comes from the same temperature engine the app uses, run against Harrison’s normals for today.
Common questions
When is the last frost in Harrison, Arkansas?
Harrison’s last spring frost falls around March 22 in a typical year. One year in ten it is done by March 1, and one year in ten frost holds on until April 8. Frost-sensitive planting usually waits for the late side of that band.
When is the first fall frost in Harrison?
The first fall frost arrives around November 9 in a typical year, as early as October 25 in an early year and as late as November 28 in a late one.
How long is the growing season in Harrison?
About 232 days, counted between the typical last spring frost and the typical first fall frost.
What USDA zone is Harrison in?
Harrison is in USDA hardiness zone 7b under the 2023 USDA Plant Hardiness Zone Map.
Dates come from 30-year NOAA climate normals for the nearest reporting station. They describe odds, not a forecast.
Nearby cities
- Springdale, AR (around Apr 4 to Oct 31)
- Fayetteville, AR (around Apr 4 to Oct 31)
- Russellville, AR (around Mar 29 to Nov 2)
- Springfield, MO (around Apr 4 to Oct 27)
- West Plains, MO (around Apr 16 to Oct 21)
Row & Bed is a plant reference built around your garden: your zone, your frost dates, your forecast, and a cited page for every variety in your beds.
Set up your garden